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Changing the external zero air scrubber – Teledyne 6200E - Sulfides Analyzer User Manual

Page 196

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Instrument Maintenance

Model 6200E Instruction Manual

196

M6200E Rev: A1

10. Install both fittings back onto the scrubber.

11. Put the scrubber back into the analyzer and replace the two screws on the bottom.

12. Screw the two 1/8 fittings back onto the top of the scrubber, they can be hooked up either

way.

13. Return analyzer to normal operation

9.3.4. Changing the External Zero Air Scrubber

The chemicals in the external scrubber need to be replaced periodically according to Table 9-1 or
as needed. This procedure can be carried out while the instrument is running. Make sure that the
analyzer is not in ZERO calibration mode.

1. Locate the scrubber on the outside rear panel. Figure 9-2 shows an exploded view of the

scrubber assembly.

Figure 9-2: Zero Air Scrubber Assembly

2. Remove the old scrubber by disconnecting the 1/4” plastic tubing from the particle filter using

9/16” and 1/2" wrenches.

3. Remove the particle filter from the cartridge using 9/16” wrenches.

4. Unscrew the top of the scrubber canister and discard the Purafil

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and charcoal contents. Make

sure to abide to local laws about discarding these chemicals. The rebuild kit (listed in Appendix
B) comes with a Material and Safety Data Sheet, which contains more information on these
chemicals.